Lawn care robot

  • US 8,954,193 B2
  • Filed: 12/12/2013
  • Issued: 02/10/2015
  • Est. Priority Date: 03/17/2006
  • Status: Active Grant
First Claim
Patent Images

1. A robot lawnmower comprising:

  • a body;

    a drive system carried by the body and configured to maneuver the robot across a lawn;

    a grass cutter carried by the body;

    at least one obstacle sensor carried by the body, the at least one obstacle sensor configured to detect when the body encounters a surface phenomenon that may be treated as an obstacle; and

    a kill switch in a manual handle configured to be attached to the body and in communication with the drive system, the kill switch configured to turn off the cutter when the kill switch is not manually depressed;

    wherein the drive system is configured to operate in an autonomous mode when the manual handle is not attached to the body and redirect the robot away from detected obstacles, andwherein the drive system is configured to operate in a manual mode when the kill switch is manually depressed.

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